🇨🇳 ZUO Xiaoxue · CHINA

10rank
+148.1Butler · 224 bds
+0.66per board
±4.5swing
+0.04vs par /bd · #79/140
+0.53adjusted /bd
Butler per round: -0.7 -4 8.8 8.8 11.6 61.8 19.8 14.6 12.5 6.1 27.7 -3.5 -19.3 3.9by round

vs par split: bidding +0.03 · play +0.00

Strength of schedule: opponents averaged -0.13/bd (an easy draw) → opponent-adjusted +0.53/bd

Card play — on target: opening leads 88.4% #7 of 140 · declarer play 76.2% #57 of 140 · defence 82.1% #99 of 140

Card play by contract type — on target
vs NTvs a suit
Opening leads77.8% (9)91.2% (34)
Declarer play47.4% (19)88.6% (44)
Defence82.6% (23)81.9% (83)

Opening leads by suit led: ♠ 80.0% (10) · ♥ 92.9% (14) · ♦ 100.0% (9) · ♣ 80.0% (10)

vs par by strain: NT +0.00 (56) · a suit +0.05 (168)

vs par by level: part-score -0.18 (84) · game +0.03 (122) · slam +1.11 (18)

By role: declaring +1.26/bd (-1.79 vs par · 118) · defending -0.00/bd (+2.07 vs par · 106)

By vulnerability: vulnerable +0.88/bd (+0.33 vs par · 112) · not vulnerable +0.44/bd (-0.26 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2M.ZhouK.Baliram Gurjar – V.PatelOpen16-0.7-0.04+0.00
Round 3M.ZhouS.Kwok – F.Cheung L.Closed16-4.0-0.25+0.38
Round 5M.ZhouM.Garateguy – M.IacapraroClosed16+8.8+0.55-1.12
Round 6M.ZhouC.Goldberg – I.LevitinaOpen16+8.8+0.55-2.62
Round 8M.ZhouA.Petelko – Z.RoitmanOpen16+11.6+0.72+0.62
Round 9M.ZhouA.Storey – A.SpringerClosed16+61.8+3.86+2.44
Round 11M.ZhouY.Chen – Y.LinOpen16+19.8+1.24+0.12
Round 12M.ZhouO.Kandolu – T.ElmasClosed16+14.6+0.91+1.25
Round 14M.ZhouR.Bernstein – S.LangOpen16+12.5+0.78+1.06
Round 15M.ZhouG.Poncioni – L.DoriaOpen16+6.1+0.38-0.81
Round 17M.ZhouM.Law – R.KocharOpen16+27.7+1.73+0.12
Round 18M.ZhouS.Baldysz – C.BaldyszOpen16-3.5-0.22-0.31
Round 20M.ZhouH.Hachimi – L.KabbajOpen16-19.3-1.21-2.88
Round 21M.ZhouL.Grude – B.OigardenClosed16+3.9+0.24+2.25

Every board — best Butler first↑ top

vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.

ButlerRoundOpponentsBdContractLeadResvs par
+15.0Round 12🇹🇷 TURKIYE294♠x♣A=+15
+13.7Round 17🇦🇪 UAE166♣♠A=+11
+12.4Round 8🇮🇱 ISRAEL214♥x♠A=+14
+11.1Round 17🇦🇪 UAE67♥♠4=+0
+11.0Round 21🇳🇴 NORWAY223NTx♣4=+4
+10.8Round 5🇦🇷 ARGENTINA66♠♣3-1+14
+10.5Round 3🇭🇰 HONG KONG CHINA57♣♠5=-2
+10.2Round 9🇧🇧 BARBADOS57♥♦2=+0
+9.9Round 14🇿🇦 SOUTH AFRICA245♣x♠7-3+13
+9.4Round 9🇧🇧 BARBADOS116♣x♠K-1+11
+8.6Round 9🇧🇧 BARBADOS24♠♦6-1+12
+8.5Round 20🇲🇦 MOROCCO22♠♥4+1+11
+8.3Round 9🇧🇧 BARBADOS33♣♦A-2+5
+8.0Round 5🇦🇷 ARGENTINA165♥♣K+1-3
+7.9Round 20🇲🇦 MOROCCO163NT♠5+1+1
+7.6Round 5🇦🇷 ARGENTINA15♣x♠Q-4-5
+7.5Round 11🇹🇼 CHINESE TAIPEI156♠♠10=+0
+7.5Round 12🇹🇷 TURKIYE283NT♦7=+10
+7.3Round 6🇺🇸 USA1186♣♦J-2+11
+6.6Round 3🇭🇰 HONG KONG CHINA76♠♦A-2+13
+6.6Round 15🇧🇷 BRAZIL113NT♠K-1+5
+6.6Round 15🇧🇷 BRAZIL125♣x♦J=+9
+6.2Round 17🇦🇪 UAE25♣♥3+1+13
+6.1Round 9🇧🇧 BARBADOS14♥♠5=+3
+6.0Round 20🇲🇦 MOROCCO34♠♣K+1+0
+5.9Round 8🇮🇱 ISRAEL293NT♦J=+10
+5.8Round 2🇮🇳 INDIA183♣♥A-2+6
+5.8Round 8🇮🇱 ISRAEL266♠x♥A-2+0
+5.7Round 15🇧🇷 BRAZIL64♥♠Q=-1
+5.5Round 9🇧🇧 BARBADOS133NT♥K=-1
+5.4Round 11🇹🇼 CHINESE TAIPEI163NT♥Q+1+0
+5.4Round 18🇵🇱 POLAND244♣x♠6-2+5
+5.3Round 9🇧🇧 BARBADOS84♠♣A-1+8
+4.9Round 12🇹🇷 TURKIYE233♣♦Q=+12
+4.9Round 14🇿🇦 SOUTH AFRICA233NT♠J+1+0
+4.9Round 18🇵🇱 POLAND264♥♠3+1+0
+4.7Round 21🇳🇴 NORWAY283NT♦5-1+12
+4.4Round 9🇧🇧 BARBADOS72♦♦10=+5
+4.3Round 11🇹🇼 CHINESE TAIPEI43♣♥5=+6
+4.3Round 11🇹🇼 CHINESE TAIPEI147♦♦3=-2
+4.3Round 15🇧🇷 BRAZIL71NT♦6+1+10
+4.1Round 2🇮🇳 INDIA303NT♣2=+6
+4.0Round 8🇮🇱 ISRAEL206♠♦A=+0
+4.0Round 9🇧🇧 BARBADOS143NT♣10-3+7
+4.0Round 21🇳🇴 NORWAY183NT♣5=+0
+3.9Round 5🇦🇷 ARGENTINA112♣♦A-2-1
+3.8Round 6🇺🇸 USA1224♠♥5-1+13
+3.7Round 5🇦🇷 ARGENTINA104♥♦J=+0
+3.7Round 14🇿🇦 SOUTH AFRICA272♥♠K=+0
+3.7Round 21🇳🇴 NORWAY202♠♣K+2+10
+3.5Round 3🇭🇰 HONG KONG CHINA165♣♥J=+3
+3.5Round 11🇹🇼 CHINESE TAIPEI64♥♦K-1+5
+3.5Round 14🇿🇦 SOUTH AFRICA263♥♣Q=+7
+3.5Round 17🇦🇪 UAE151NT♣7+1+0
+3.3Round 6🇺🇸 USA1265♦x♠J=+4
+3.3Round 21🇳🇴 NORWAY323NT♥4+1+4
+3.2Round 3🇭🇰 HONG KONG CHINA22♠♥J+2+8
+3.2Round 12🇹🇷 TURKIYE183NT♠7-2+0
+3.1Round 11🇹🇼 CHINESE TAIPEI33NT♠4+1+0
+3.0Round 5🇦🇷 ARGENTINA41NT♦Q+1+5
+3.0Round 8🇮🇱 ISRAEL183NT♦Q-1+4
+3.0Round 20🇲🇦 MOROCCO112♠♥8-1-2
+2.9Round 5🇦🇷 ARGENTINA123NT♣7+1+1
+2.9Round 14🇿🇦 SOUTH AFRICA284♥♣A-1+6
+2.8Round 9🇧🇧 BARBADOS124♥♦7-2-6
+2.8Round 15🇧🇷 BRAZIL143♠♥K=+0
+2.7Round 6🇺🇸 USA1243NT♦2+1+0
+2.7Round 8🇮🇱 ISRAEL304♠♥K-1+4
+2.7Round 9🇧🇧 BARBADOS163♠♣Q-2+6
+2.7Round 21🇳🇴 NORWAY314♠♠10+1+0
+2.6Round 18🇵🇱 POLAND294♠♦A-1+12
+2.5Round 11🇹🇼 CHINESE TAIPEI134♠♦9+2-12
+2.4Round 14🇿🇦 SOUTH AFRICA255♦♥3+1+11
+2.4Round 17🇦🇪 UAE33♣♦4-1-3
+2.2Round 17🇦🇪 UAE83♦♥J-3+0
+2.1Round 9🇧🇧 BARBADOS63♣♥3+1+0
+2.1Round 15🇧🇷 BRAZIL82♠♣7=-1
+2.0Round 11🇹🇼 CHINESE TAIPEI13NT♣5=+11
+2.0Round 12🇹🇷 TURKIYE262♠♥A-1+6
+2.0Round 14🇿🇦 SOUTH AFRICA292♠♦2=+0
+2.0Round 15🇧🇷 BRAZIL162♣♥Q+1-1
+1.9Round 2🇮🇳 INDIA214♠♦J+2-12
+1.9Round 12🇹🇷 TURKIYE254♥♦A-2+2
+1.8Round 6🇺🇸 USA1214♥♠J+2-13
+1.7Round 8🇮🇱 ISRAEL244♠♣Q=+0
+1.6Round 17🇦🇪 UAE103♠♥10-1+5
+1.5Round 21🇳🇴 NORWAY264♠♠5+2+1
+1.3Round 12🇹🇷 TURKIYE194♠♦Q=+0
+1.3Round 14🇿🇦 SOUTH AFRICA183♥♣10-1-4
+1.3Round 20🇲🇦 MOROCCO94♠♦5=+0
+1.2Round 5🇦🇷 ARGENTINA82♠♥5+1+0
+1.2Round 12🇹🇷 TURKIYE273NT♦3=+0
+1.1Round 2🇮🇳 INDIA232NT♣7=+6
+1.0Round 3🇭🇰 HONG KONG CHINA84♥♦10=+11
+1.0Round 6🇺🇸 USA1274♥♦J+1+0
+1.0Round 11🇹🇼 CHINESE TAIPEI103♠♦2=+0
+1.0Round 15🇧🇷 BRAZIL13♣♥9-1-2
+0.9Round 9🇧🇧 BARBADOS42♠♥8+2+1
+0.9Round 17🇦🇪 UAE143♥♦A-2+0
+0.8Round 2🇮🇳 INDIA261NT♥4=-1
+0.8Round 5🇦🇷 ARGENTINA75♥♣10=+0
+0.7Round 2🇮🇳 INDIA273♦♠J+1+0
+0.7Round 5🇦🇷 ARGENTINA94♠♦10+1+0
+0.7Round 8🇮🇱 ISRAEL192♦♣4=+0
+0.7Round 8🇮🇱 ISRAEL222♣♠9+3+1
+0.7Round 18🇵🇱 POLAND283NT♠6+1-1
+0.7Round 21🇳🇴 NORWAY242♠♣A-3+1
+0.6Round 2🇮🇳 INDIA193NT♠Q+1+0
+0.6Round 6🇺🇸 USA1202♥♣5-2-9
+0.6Round 18🇵🇱 POLAND181NT♠K=-1
+0.5Round 6🇺🇸 USA1193NT♣J+3-10
+0.5Round 15🇧🇷 BRAZIL24♠♣A+1+0
+0.4Round 5🇦🇷 ARGENTINA132♣♠3+2+0
+0.4Round 14🇿🇦 SOUTH AFRICA212♦♦9+1+0
+0.4Round 20🇲🇦 MOROCCO44♠♦2+1+13
+0.3Round 20🇲🇦 MOROCCO133NT♠Q+1+0
+0.2Round 2🇮🇳 INDIA173♥♠6+1+1
+0.1Round 3🇭🇰 HONG KONG CHINA124♥♣J=+0
+0.1Round 11🇹🇼 CHINESE TAIPEI122♠♥Q=+5
+0.0Round 2🇮🇳 INDIA224♥♠5=+0
-0.0Round 15🇧🇷 BRAZIL151NT♥5+1+0
+0.0Round 17🇦🇪 UAE74♠♦5-3-4
-0.0Round 17🇦🇪 UAE92♥♦K-2-1
+0.0Round 18🇵🇱 POLAND313NT♥J+1+0
-0.1Round 2🇮🇳 INDIA324♠♥10+1+0
-0.1Round 12🇹🇷 TURKIYE323♦♠8=-8
-0.1Round 18🇵🇱 POLAND204♠♣K+2+1
-0.2Round 9🇧🇧 BARBADOS91NT♠8=+1
-0.2Round 14🇿🇦 SOUTH AFRICA304♥♦K+2-1
-0.3Round 6🇺🇸 USA1312♦♣2+2-10
-0.3Round 12🇹🇷 TURKIYE223♥♠2-1-5
-0.4Round 17🇦🇪 UAE135♣♥10-1-6
-0.5Round 18🇵🇱 POLAND193NT♣2=+0
-0.5Round 21🇳🇴 NORWAY304♠♣8-2+5
-0.6Round 6🇺🇸 USA1303NT♥4=+1
-0.6Round 6🇺🇸 USA1323NT♣3+1-11
-0.7Round 5🇦🇷 ARGENTINA54♠♦J+1+0
-0.7Round 6🇺🇸 USA1173NT♣J+1-1
-0.7Round 17🇦🇪 UAE124♥♠10+1+0
-0.7Round 20🇲🇦 MOROCCO155♣♦3-2+0
-0.7Round 21🇳🇴 NORWAY193♥♣A+1+6
-0.9Round 8🇮🇱 ISRAEL271NT♣9-2+1
-0.9Round 15🇧🇷 BRAZIL135♦♥10+1+10
-1.0Round 2🇮🇳 INDIA203♠♠2=+0
-1.1Round 2🇮🇳 INDIA293NT♠6+1+0
-1.1Round 6🇺🇸 USA1284♥♠6=+0
-1.2Round 11🇹🇼 CHINESE TAIPEI85♠♦K=-4
-1.2Round 17🇦🇪 UAE12♠♥A=+0
-1.2Round 18🇵🇱 POLAND172♣♠Q+1+1
-1.2Round 18🇵🇱 POLAND215♥♠Q=+0
-1.2Round 18🇵🇱 POLAND303♠♣3=-1
-1.3Round 2🇮🇳 INDIA313NT♥10+1+1
-1.3Round 3🇭🇰 HONG KONG CHINA142NT♠K=+1
-1.3Round 11🇹🇼 CHINESE TAIPEI113♦♣5=+0
-1.3Round 17🇦🇪 UAE115♣♠10=+2
-1.3Round 18🇵🇱 POLAND232♦♠K-1-5
-1.3Round 21🇳🇴 NORWAY253♣♦7+1-10
-1.4Round 3🇭🇰 HONG KONG CHINA32♠♦7=+0
-1.4Round 14🇿🇦 SOUTH AFRICA324♠♥3+1+0
-1.5Round 3🇭🇰 HONG KONG CHINA14♥♥2+2-1
-1.5Round 3🇭🇰 HONG KONG CHINA133♠♦K-2-3
-1.5Round 21🇳🇴 NORWAY174♥♣Q+2+11
-1.6Round 15🇧🇷 BRAZIL44♥♦K-1-12
-1.6Round 18🇵🇱 POLAND273NT♠4-1-10
-1.7Round 11🇹🇼 CHINESE TAIPEI21♥♣5=-5
-1.8Round 3🇭🇰 HONG KONG CHINA42♠♦A+1+0
-2.2Round 12🇹🇷 TURKIYE174♠♥J+2-1
-2.3Round 6🇺🇸 USA1292♥♠5+1-1
-2.4Round 11🇹🇼 CHINESE TAIPEI94♠♣A=+0
-2.4Round 18🇵🇱 POLAND251NT♥10-1+0
-2.5Round 3🇭🇰 HONG KONG CHINA93NT♣5+1-13
-2.6Round 8🇮🇱 ISRAEL233NT♦2=+1
-2.7Round 14🇿🇦 SOUTH AFRICA174♥♦5+1+0
-2.7Round 21🇳🇴 NORWAY274♠♥A=+0
-2.8Round 6🇺🇸 USA1252♠♦K-1-4
-2.8Round 8🇮🇱 ISRAEL175♦♠A+1-9
-2.8Round 9🇧🇧 BARBADOS153♥♣5+1-6
-2.9Round 2🇮🇳 INDIA243♦♠J+2-7
-2.9Round 14🇿🇦 SOUTH AFRICA193NT♠7+1+0
-3.0Round 3🇭🇰 HONG KONG CHINA152♥♣Q=+1
-3.0Round 12🇹🇷 TURKIYE244♥♠8-1-5
-3.0Round 20🇲🇦 MOROCCO84♥♠5=-8
-3.1Round 11🇹🇼 CHINESE TAIPEI74♥♣2-2-2
-3.1Round 12🇹🇷 TURKIYE213NT♦2+3-1
-3.1Round 14🇿🇦 SOUTH AFRICA224♠♣K-1-5
-3.2Round 12🇹🇷 TURKIYE303♣♠8=+0
-3.3Round 20🇲🇦 MOROCCO62♥♣9=-5
-3.4Round 2🇮🇳 INDIA254♥♥5+1+0
-3.5Round 5🇦🇷 ARGENTINA22♠♥6-1+2
-3.5Round 14🇿🇦 SOUTH AFRICA314♠♥A-1-5
-3.5Round 15🇧🇷 BRAZIL94♦♥K-1-9
-3.6Round 15🇧🇷 BRAZIL33NT♥10-3-10
-3.7Round 18🇵🇱 POLAND323♣♥9=+7
-3.8Round 6🇺🇸 USA1236♣♥J-1-12
-4.0Round 20🇲🇦 MOROCCO54♥♠2-1-10
-4.0Round 21🇳🇴 NORWAY236NT♥4=+13
-4.1Round 8🇮🇱 ISRAEL313♦♦3-1-5
-4.2Round 11🇹🇼 CHINESE TAIPEI54♥♠4=+0
-4.3Round 3🇭🇰 HONG KONG CHINA113♣♠10+2-6
-4.5Round 12🇹🇷 TURKIYE314♠♣3=+0
-4.5Round 18🇵🇱 POLAND223NT♦J-2-13
-4.6Round 3🇭🇰 HONG KONG CHINA103♠♦3=+0
-4.7Round 14🇿🇦 SOUTH AFRICA201♠♥6=-5
-4.7Round 17🇦🇪 UAE44♠♥4+1-1
-4.8Round 8🇮🇱 ISRAEL284♥♦A=-7
-4.9Round 8🇮🇱 ISRAEL323NT♥9+1-4
-5.2Round 8🇮🇱 ISRAEL253♦♥A=+0
-5.5Round 9🇧🇧 BARBADOS103NT♣K-4-7
-5.6Round 17🇦🇪 UAE56NT♦Q-1-14
-5.7Round 20🇲🇦 MOROCCO142♦♥10-3-11
-6.0Round 12🇹🇷 TURKIYE204♠x♥5-3-5
-6.1Round 2🇮🇳 INDIA283♦♣Q+1+0
-6.5Round 5🇦🇷 ARGENTINA143♠♠2+1-14
-6.7Round 20🇲🇦 MOROCCO73NT♠8=+0
-6.9Round 20🇲🇦 MOROCCO123♦♣A+1-11
-7.0Round 3🇭🇰 HONG KONG CHINA63NT♠5=-6
-7.3Round 15🇧🇷 BRAZIL104♥♣K=+0
-7.7Round 20🇲🇦 MOROCCO106♣♥K-1-12
-7.8Round 21🇳🇴 NORWAY213NT♣7-2-11
-8.6Round 15🇧🇷 BRAZIL56♦♥7-1-11
-8.7Round 20🇲🇦 MOROCCO15♥x♣8+1-12
-9.2Round 21🇳🇴 NORWAY294♠♥A=-10
-9.7Round 5🇦🇷 ARGENTINA156♣♦Q=+0
-13.8Round 5🇦🇷 ARGENTINA34♥♥Q-3-17